Wilcoxon Signed-Rank
Calculate Wilcoxon Signed-Rank instantly with the exact formula and a worked example.
Wilcoxon Signed-Rank
Pairs with non-zero difference
Rank sum of positive differences W+
W statistic
15
W−
63
z
-1.883
p-value (two-sided)
0.0597
Conclusion at α = 0.05
Difference is not significant
More about: Wilcoxon Signed-Rank
What it calculates
The “Wilcoxon Signed-Rank” calculator computes W statistic from 2 parameters: pairs with non-zero difference, rank sum of positive differences w+.
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters Pairs with non-zero difference = 12, Rank sum of positive differences W+ = 15 the result is 15 (Normal approximation, more accurate for n ≥ 20).
How to use
- Enter pairs with non-zero difference and rank sum of positive differences w+ — each field above is adjustable with a slider.
- W statistic is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Wilcoxon Signed-Rank calculated?
The Wilcoxon Signed-Rank calculator computes W statistic from pairs with non-zero difference, rank sum of positive differences w+. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Wilcoxon Signed-Rank calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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